David Wang abb4cebce3 Equality: bound variable range by using min/max of other variables.
magicsquare_3x3: 873 -> 63 guesses.
magicsquare_4x4: 13475456 -> 539910 guesses (all solutions).
sendmoremoney_carry: 154 -> 6 guesses.
sendmoremoney_naive: 633681 -> 4 guesses.
zebra: 453 -> no guesswork!
2017-03-03 08:06:48 +11:00
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